A/T - 47RE TCC Delayed Lock-Up/MIL ON P1740.: Overview
NUMBER: 21-08-00GROUP: Transmission
DATE: September 1, 2000
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 21-19-99, DATED
NOV. 12, 1999, WHICH SHOULD BE REMOVED FROM YOUR FILES AND NOTED IN
THE 1999 TECHNICAL SERVICE BULLETIN MANUAL (PUBLICATION NO. 81-699-00004). ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE A REVISION TO THE SEPARATOR PLATE PART NUMBER AND VERIFICATION OF SLOT WIDTH.
SUBJECT:
47RE Delayed TCC Lock-Up And/Or MIL P1740 = TCC or O/D Solenoid Performance
OVERVIEW:
This bulletin involves the replacement of the transmission valve body upper housing separator plate.
MODELS:
1999 - 2000 (BR/BE) Ram Truck
NOTE:
THIS INFORMATION APPLIES TO VEHICLES BUILT FOR THE CALIFORNIA MARKET (NAE), EQUIPPED WITH A 5.9L-24V DIESEL ENGINE AND BUILT BETWEEN MARCH 2, 1999 (MDH 0302XX) AND OCTOBER 1, 1999 (MDHIOO1XX).
SYMPTOM/CONDITION:
The customer may experience a delayed torque converter clutch engagement (lock-up). This condition may illuminate the Malfunction Indicator Lamp (MIL) due to Diagnostic Trouble Code (DTC) P1740 - TCC or O/D Solenoid Performance. In some situations, the customer may describe the condition as a lack of a transmission shift (TCC lock-up) between 48 to 80 km/h (30 to 50 mph).
The transmission valve body upper housing separator plate was revised, with a wider (12 mm or 0.470 inches) slot in the lockup vent circuit, to improve fluid flow in the torque converter clutch.
PARTS REQUIRED:
EQUIPMENT REQUIRED:
POLICY: Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
FAILURE CODE: P8 - New Part